Re: [tip:x86/setup] x86, setup: "glove box" BIOS calls -- infrastructure

From: H. Peter Anvin
Date: Mon Apr 13 2009 - 15:08:56 EST


Alan Jenkins wrote:
IIRC, the first person to report the issue found that it triggered
when hotplugging a HDMI cable.

Oh, that's right. Either we were invoking the video BIOS from the kernel (which we do actually do sometimes) -- in which case we have control over when it happens -- or there is commingling of the video BIOS and mainboard BIOS combined with SMM crap. Joy.

-hpa

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